AD9251-80EBZ Analog Devices Inc, AD9251-80EBZ Datasheet - Page 16

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AD9251-80EBZ

Manufacturer Part Number
AD9251-80EBZ
Description
80MSPS ADC Converter Evaluation Board
Manufacturer
Analog Devices Inc
Datasheet

Specifications of AD9251-80EBZ

Silicon Manufacturer
Analog Devices
Application Sub Type
ADC
Kit Application Type
Data Converter
Silicon Core Number
AD9251
Number Of Adc's
2
Number Of Bits
14
Sampling Rate (per Second)
80M
Data Interface
SPI™
Inputs Per Adc
1 Differential
Input Range
1.8 Vpp
Power (typ) @ Conditions
33mW @ 20 MSPS
Voltage Supply Source
Single Supply
Operating Temperature
-40°C ~ 85°C
Utilized Ic / Part
AD9251
Development Tool Type
Hardware - Eval/Demo Board
Rohs Compliant
Yes
Lead Free Status / RoHS Status
Lead free / RoHS Compliant
AD9251
AD9251-40
AVDD = 1.8 V; DRVDD = 1.8 V, maximum sample rate, 2 V p-p differential input, 1.0 V internal reference; AIN = −1.0 dBFS, DCS
disabled, unless otherwise noted.
–105
–120
–105
–120
–15
–30
–45
–60
–75
–90
–15
–30
–45
–60
–75
–90
0
0
40MSPS
9.7MHz @ –1dBFS
SNR = 73.5dB (74.5dBFS)
SFDR = 95.4dBc
40MSPS
30.5MHz @ –1dBFS
SNR = 73.2dB (74.2dBFS)
SFDR = 95.7dBc
4
Figure 24. Single-Tone FFT with f
Figure 23. Single-Tone FFT with f
2
2
4
4
4
6
6
FREQUENCY (MHz)
FREQUENCY (MHz)
5
8
8
5
10
10
3
3
12
12
IN
IN
= 30.5 MHz
= 9.7 MHz
14
14
16
16
6
18
18
6
2
2
Rev. A | Page 16 of 36
Figure 25. SNR/SFDR vs. Input Amplitude (AIN) with f
120
100
80
60
40
20
0
–90
–80
SNRFS
INPUT AMPLITUDE (dBFS)
–60
SFDR
SFDRFS
–40
SNR
–20
IN
= 9.7 MHz
0

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